root@debian:~# sh script.sh
+ echo ==== SYSTEM INFO & INSTALL ====
==== SYSTEM INFO & INSTALL ====
+ lsb_release -a
No LSB modules are available.
Distributor ID:	Debian
Description:	Debian GNU/Linux 8.0 (jessie)
Release:	8.0
Codename:	jessie
+ uname -a
Linux debian 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt9-2 (2015-04-13) x86_64 GNU/Linux
+ apt-get update
Get:1 http://security.debian.org jessie/updates InRelease [63.1 kB]
Get:2 http://security.debian.org jessie/updates/main Sources [48.2 kB]
Get:3 http://security.debian.org jessie/updates/main amd64 Packages [63.1 kB]
Get:4 http://security.debian.org jessie/updates/main Translation-en [31.3 kB]
Hit http://http.debian.net jessie InRelease
Get:5 http://http.debian.net jessie/main Sources [7,065 kB]
Get:6 http://http.debian.net jessie/main amd64 Packages [6,765 kB]
Get:7 http://http.debian.net jessie/main Translation-en [4,585 kB]
Fetched 12.8 MB in 1min 9s (183 kB/s)
Reading package lists... Done
+ apt-get install -y lxc
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
  debootstrap libapparmor1 libseccomp2
Suggested packages:
  lua5.2
The following NEW packages will be installed:
  debootstrap libapparmor1 libseccomp2 lxc
0 upgraded, 4 newly installed, 0 to remove and 13 not upgraded.
Need to get 771 kB of archives.
After this operation, 3,125 kB of additional disk space will be used.
Get:1 http://http.debian.net/debian/ jessie/main libseccomp2 amd64 2.1.1-1 [27.6 kB]
Get:2 http://http.debian.net/debian/ jessie/main libapparmor1 amd64 2.9.0-3 [60.3 kB]
Get:3 http://http.debian.net/debian/ jessie/main lxc amd64 1:1.0.6-6 [621 kB]
Get:4 http://http.debian.net/debian/ jessie/main debootstrap all 1.0.67 [62.7 kB]
Fetched 771 kB in 24s (32.0 kB/s)
Selecting previously unselected package libseccomp2:amd64.
(Reading database ... 101867 files and directories currently installed.)
Preparing to unpack .../libseccomp2_2.1.1-1_amd64.deb ...
Unpacking libseccomp2:amd64 (2.1.1-1) ...
Selecting previously unselected package libapparmor1:amd64.
Preparing to unpack .../libapparmor1_2.9.0-3_amd64.deb ...
Unpacking libapparmor1:amd64 (2.9.0-3) ...
Selecting previously unselected package lxc.
Preparing to unpack .../lxc_1%3a1.0.6-6_amd64.deb ...
Unpacking lxc (1:1.0.6-6) ...
Selecting previously unselected package debootstrap.
Preparing to unpack .../debootstrap_1.0.67_all.deb ...
Unpacking debootstrap (1.0.67) ...
Processing triggers for man-db (2.7.0.2-5) ...
Processing triggers for systemd (215-17) ...
Setting up libseccomp2:amd64 (2.1.1-1) ...
Setting up libapparmor1:amd64 (2.9.0-3) ...
Setting up lxc (1:1.0.6-6) ...
Setting up debootstrap (1.0.67) ...
Processing triggers for libc-bin (2.19-18) ...
Processing triggers for systemd (215-17) ...
+ apt-get clean
+ lxc-checkconfig
Kernel configuration not found at /proc/config.gz; searching...
Kernel configuration found at /boot/config-3.16.0-4-amd64
--- Namespaces ---
Namespaces: enabled
Utsname namespace: enabled
Ipc namespace: enabled
Pid namespace: enabled
User namespace: enabled
Network namespace: enabled
Multiple /dev/pts instances: enabled

--- Control groups ---
Cgroup: enabled
Cgroup clone_children flag: enabled
Cgroup device: enabled
Cgroup sched: enabled
Cgroup cpu account: enabled
Cgroup memory controller: enabled
Cgroup cpuset: enabled

--- Misc ---
Veth pair device: enabled
Macvlan: enabled
Vlan: enabled
File capabilities: enabled

Note : Before booting a new kernel, you can check its configuration
usage : CONFIG=/path/to/config /usr/bin/lxc-checkconfig

+ ifconfig
eth0      Link encap:Ethernet  HWaddr 08:00:27:12:9e:09
          inet addr:10.0.2.15  Bcast:10.0.2.255  Mask:255.255.255.0
          inet6 addr: fe80::a00:27ff:fe12:9e09/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:23729 errors:0 dropped:0 overruns:0 frame:0
          TX packets:10339 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:20994604 (20.0 MiB)  TX bytes:645447 (630.3 KiB)

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:46 errors:0 dropped:0 overruns:0 frame:0
          TX packets:46 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:4349 (4.2 KiB)  TX bytes:4349 (4.2 KiB)

+ brctl show
script.sh: 20: script.sh: brctl: not found
+ adduser testuser
Adding user `testuser' ...
Adding new group `testuser' (1001) ...
Adding new user `testuser' (1001) with group `testuser' ...
Creating home directory `/home/testuser' ...
Copying files from `/etc/skel' ...
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully
Changing the user information for testuser
Enter the new value, or press ENTER for the default
	Full Name []:
	Room Number []:
	Work Phone []:
	Home Phone []:
	Other []:
Is the information correct? [Y/n]
+ cat /etc/subuid /etc/subgid
systemd-timesync:100000:65536
systemd-network:165536:65536
systemd-resolve:231072:65536
systemd-bus-proxy:296608:65536
messagebus:362144:65536
avahi:427680:65536
uuidd:493216:65536
Debian-exim:558752:65536
statd:624288:65536
avahi-autoipd:689824:65536
colord:755360:65536
dnsmasq:820896:65536
speech-dispatcher:886432:65536
sshd:951968:65536
pulse:1017504:65536
rtkit:1083040:65536
saned:1148576:65536
usbmux:1214112:65536
lightdm:1279648:65536
hplip:1345184:65536
user:1410720:65536
testuser:1476256:65536
systemd-timesync:100000:65536
systemd-network:165536:65536
systemd-resolve:231072:65536
systemd-bus-proxy:296608:65536
messagebus:362144:65536
avahi:427680:65536
uuidd:493216:65536
Debian-exim:558752:65536
statd:624288:65536
avahi-autoipd:689824:65536
colord:755360:65536
dnsmasq:820896:65536
speech-dispatcher:886432:65536
sshd:951968:65536
pulse:1017504:65536
rtkit:1083040:65536
saned:1148576:65536
usbmux:1214112:65536
lightdm:1279648:65536
hplip:1345184:65536
user:1410720:65536
testuser:1476256:65536
+ cat
+ sudo -u testuser -i mkdir -p .config/lxc
+ cut -d: -f2
+ grep testuser /etc/subuid
+ cut -d: -f2
+ grep testuser /etc/subgid
+ sudo -u testuser -i tee .config/lxc/default.conf
lxc.id_map = u 0 1476256 65536
lxc.id_map = g 0 1476256 65536

lxc.network.type = veth
lxc.network.link = lxcbr0
lxc.network.flags = up
lxc.network.hwaddr = 00:16:3e:xx:xx:xx
+ cat /home/testuser/.config/lxc/default.conf
lxc.id_map = u 0 1476256 65536
lxc.id_map = g 0 1476256 65536

lxc.network.type = veth
lxc.network.link = lxcbr0
lxc.network.flags = up
lxc.network.hwaddr = 00:16:3e:xx:xx:xx
+ echo ==== TEST UBUNTU VIVID GUEST ====
==== TEST UBUNTU VIVID GUEST ====
+ sudo -u testuser -i lxc-create -t download -n vivid1 -- -d ubuntu -r utopic -a amd64
WARN: could not reopen tty: Permission denied
unshare: Operation not permitted
read pipe: No such file or directory
lxc_container: Failed to chown container dir
lxc_container: Error creating container vivid1
+ [ 1 -eq 0 ]
+ echo ==== TEST DEBIAN JESSIE GUEST ====
==== TEST DEBIAN JESSIE GUEST ====
+ sudo -u testuser -i lxc-create -t download -n jessie1 -- -d debian -r jessie -a amd64
WARN: could not reopen tty: Permission denied
unshare: Operation not permitted
read pipe: No such file or directory
lxc_container: Failed to chown container dir
lxc_container: Error creating container jessie1
+ [ 1 -eq 0 ]
+ echo ==== END OF SCRIPT ====
==== END OF SCRIPT ====
root@debian:~#